Staples offers the Fellowes ImageLast Thermal Laminating Pouch 150-Pack, model no. 5200509, for $14.99. (Amazon has it for the same price for Prime members.) Plus, Staples Rewards members receive free shipping. (Not a member? It's free to join.) That's the lowest total price we could find by $13. They're compatible with most thermal laminating machines and feature a 3mil thickness. Deal ends December 24.